Phenyl ammonia Aase (PAL) and chalcone synthase (CHS) involved in biosynthesis of phenolic compound in plants. Following are some statements regarding the action of PAL and CHS: A. Substrate for […]
Tag: CSIR NET Life Science Previous Year Questions and Solution SECONDARY METABOLITES
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CSIR NET Life Science Previous Year Questions and Solution Plant Physiology
Important Plant Alkaloids and Their Medicinal Uses
Given below are the list of plant derived alkaloids and their uses in modern medicine. Alkaloids Uses A. Caffeine […]
CSIR NET Life Science Previous Year Questions and Solution Plant Physiology
Medicinal Plant Metabolites
Several plants produce metabolites with important medicinal properties and have been extensively used in traditional medicine across the world. Many of these compounds can now be purified or synthesized and […]
CSIR NET Life Science Previous Year Questions and Solution Plant Physiology
Carthamus tinctorius: A Dual-Purpose Plant Producing Oil and Natural Dye
26. The plant species which produces both oil and dye (1) Sesamum indicum (2) Conovalia glodicosa (3)Carthamus tinctorius (4) Riccinus cumminis Correct answer: (3) Carthamus tinctorius Explanation: (1) Sesamum indicum (sesame) is […]
CSIR NET Life Science Previous Year Questions and Solution Plant Physiology
Diosgenin as the Key Bioactive Compound from Dioscorea deltoidea
25. The main alkaloid obtained for Dioscoreo deltoids is (1) Diosgenin (2) Atropine (3) Quinone (4) Serpentine Correct answer: (1) Diosgenin Explanation: The main bioactive compound […]
CSIR NET Life Science Previous Year Questions and Solution Plant Physiology
Vincristine: The Anti-Cancer Vinca Alkaloid from Catharanthus roseus
Which anti-cancerous drug is obtained from Catharanthus roseus (1) Taxol (2) Vincristine (3) Colchicine (4) Serpentine Correct answer: (2) Vincristine Explanation: Vincristine is […]
CSIR NET Life Science Previous Year Questions and Solution Plant Physiology
Catharanthus roseus: The Botanical Source of the Anticancer Drug Vincristine
23. The anti-cancerous drug vincristine is obtained frorn- (1) Catharanthus (2) Taxus (3) Aribidposis (4) Cochicum Correct answer: (1) Catharanthus Explanation: Vincristine is a vinca alkaloid, an anti-cancer drug obtained from […]
CSIR NET Life Science Previous Year Questions and Solution Plant Physiology
Rauwolfia serpentina: The Natural Source of the Drug Reserpine
22. Reserpine, a drug used for treating mental disorders and high blood pressure, is extracted from the roots of which of the following plant species? (1) Ferulo […]
CSIR NET Life Science Previous Year Questions and Solution Plant Physiology
Spermidine: A Key Polyamine Regulating Plant Growth and Cellular Functions
21.Spermidine represents which of the following group of compounds. (1) jasmonic acid (2) polyamine (3) auxin (4) strigolactone Correct answer: (2) polyamine Explanation: Spermidine is a naturally occurring organic compound […]
CSIR NET Life Science Previous Year Questions and Solution Plant Physiology
Mismatches in Plant-Derived Drugs and Their Botanical Sources
20. Which of the following is a mismatch between the plant drug and its source? (1) Codeine – Papaver Somniferum (2) Vinblastine – Catharanthus roseus (3) Quinine – Cinchona lefgeriana […]
